12x-3+15x+75=90

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Solution for 12x-3+15x+75=90 equation: 



12x-3+15x+75=90

We move all terms to the left:

12x-3+15x+75-(90)=0

We add all the numbers together, and all the variables

27x-18=0

We move all terms containing x to the left, all other terms to the right

27x=18

x=18/27

x=2/3

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